It all depends on the language that you want to learn. For German it would be best to go to Berlin, as the pronunciation is classic there. Imagine going to Switzerland where they speak a different language.I am sending you my e-mail address. Then I can write in German and send it to you faster. Please send me pictures of your children. I love little kids, they are always so sweet and innocent.Life in Brazil is exciting because it is so different. The people, the weather, and so much more! One can have a completely wrong impression when listening to the media. You can live a great life here.